81353592

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:538

約数の個数: 128

約数和(自身を含む): 243936000

約数和(自身を除く): 162582408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 43, 54, 57, 72, 76, 86, 108, 114, 129, 152, 171, 172, 216, 228, 258, 342, 344, 387, 456, 461, 513, 516, 684, 774, 817, 922, 1026, 1032, 1161, 1368, 1383, 1548, 1634, 1844, 2052, 2322, 2451, 2766, 3096, 3268, 3688, 4104, 4149, 4644, 4902, 5532, 6536, 7353, 8298, 8759, 9288, 9804, 11064, 12447, 14706, 16596, 17518, 19608, 19823, 22059, 24894, 26277, 29412, 33192, 35036, 39646, 44118, 49788, 52554, 58824, 59469, 70072, 78831, 79292, 88236, 99576, 105108, 118938, 157662, 158584, 176472, 178407, 210216, 236493, 237876, 315324, 356814, 376637, 472986, 475752, 535221, 630648, 713628, 753274, 945972, 1070442, 1129911, 1427256, 1506548, 1891944, 2140884, 2259822, 3013096, 3389733, 4281768, 4519644, 6779466, 9039288, 10169199, 13558932, 20338398, 27117864, 40676796, 81353592]

約数ペア:

[(1, 81353592), (2, 40676796), (3, 27117864), (4, 20338398), (6, 13558932), (8, 10169199), (9, 9039288), (12, 6779466), (18, 4519644), (19, 4281768), (24, 3389733), (27, 3013096), (36, 2259822), (38, 2140884), (43, 1891944), (54, 1506548), (57, 1427256), (72, 1129911), (76, 1070442), (86, 945972), (108, 753274), (114, 713628), (129, 630648), (152, 535221), (171, 475752), (172, 472986), (216, 376637), (228, 356814), (258, 315324), (342, 237876), (344, 236493), (387, 210216), (456, 178407), (461, 176472), (513, 158584), (516, 157662), (684, 118938), (774, 105108), (817, 99576), (922, 88236), (1026, 79292), (1032, 78831), (1161, 70072), (1368, 59469), (1383, 58824), (1548, 52554), (1634, 49788), (1844, 44118), (2052, 39646), (2322, 35036), (2451, 33192), (2766, 29412), (3096, 26277), (3268, 24894), (3688, 22059), (4104, 19823), (4149, 19608), (4644, 17518), (4902, 16596), (5532, 14706), (6536, 12447), (7353, 11064), (8298, 9804), (8759, 9288)]